# Simple store of nonces. The OAuth Spec requires that any given pair of nonce and timestamps are unique.
# Thus you can use the same nonce with a different timestamp and viceversa.
class OauthNonce < ActiveRecord::Base
- validates_presence_of :nonce, :timestamp
- validates_uniqueness_of :nonce, :scope => :timestamp
+ validates :timestamp, :presence => true
+ validates :nonce, :presence => true, :uniqueness => { :scope => :timestamp }
# Remembers a nonce and it's associated timestamp. It returns false if it has already been used
def self.remember(nonce, timestamp)